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21-03-2018
Mathematics

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If the area of a circle is 12.56 square centimeters,then what is the radius

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iikatii90 iikatii90

22-03-2018

A= pi r^2
12.56=pi r^2
12.56/pi=r^2
3.997=r^2
√3.997=r
r=1.99
Radius is 1.9

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